Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0X101-02403 found under Dome Valve by Grove Valve Operations. The National Stock Number assigned to this part is 4820000455355, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 0X101-02403.